Number of defective 3-colorings of an n X 6 0..2 array connected horizontally and antidiagonally with exactly one mistake, and colors introduced in row-major 0..2 order.

A229584

Number of defective 3-colorings of an n X 6 0..2 array connected horizontally and antidiagonally with exactly one mistake, and colors introduced in row-major 0..2 order.

Terms

    a(0) =40a(1) =1620a(2) =49848a(3) =1375152a(4) =35690460a(5) =890824020a(6) =21639043284a(7) =515235810840

External references